.page-toast {
  position: fixed;
  left: 50%;
  bottom: 88px;
  transform: translateX(-50%) translateY(14px);
  background: rgba(16, 20, 27, 0.92);
  color: #eef1f6;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  z-index: 1400;
  max-width: 86vw;
  text-align: center;
}
.page-toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.page-toast.err { background: rgba(214, 57, 71, 0.94); }
[data-theme="light"] .page-toast { background: rgba(255,255,255,0.96); color:#181c24; border-color:rgba(0,0,0,0.08); }
[data-theme="light"] .page-toast.err { background:#d63947; color:#fff; }